diff options
Diffstat (limited to 'arch/alpha/include/asm/barrier.h')
| -rw-r--r-- | arch/alpha/include/asm/barrier.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/alpha/include/asm/barrier.h b/arch/alpha/include/asm/barrier.h index ac78eba909bc..ce8860a0b32d 100644 --- a/arch/alpha/include/asm/barrier.h +++ b/arch/alpha/include/asm/barrier.h @@ -16,11 +16,13 @@ __asm__ __volatile__("wmb": : :"memory") __asm__ __volatile__("mb": : :"memory") #ifdef CONFIG_SMP +#define __ASM_SMP_MB "\tmb\n" #define smp_mb() mb() #define smp_rmb() rmb() #define smp_wmb() wmb() #define smp_read_barrier_depends() read_barrier_depends() #else +#define __ASM_SMP_MB #define smp_mb() barrier() #define smp_rmb() barrier() #define smp_wmb() barrier() |